134178851 has 2 divisors, whose sum is σ = 134178852. Its totient is φ = 134178850.

The previous prime is 134178797. The next prime is 134178857. The reversal of 134178851 is 158871431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134178851 - 2⁶ = 134178787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (134178857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67089425 + 67089426.

It is an arithmetic number, because the mean of its divisors is an integer number (67089426).

Almost surely, 2^134178851 is an apocalyptic number.

134178851 is a deficient number, since it is larger than the sum of its proper divisors (1).

134178851 is an equidigital number, since it uses as much as digits as its factorization.

134178851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 38.

The square root of 134178851 is about 11583.5595133793. The cubic root of 134178851 is about 511.9505605643.

The spelling of 134178851 in words is "one hundred thirty-four million, one hundred seventy-eight thousand, eight hundred fifty-one".